Physiological Effects of Stevia Consumption in Humans

Inclusion Criteria: * Age 18-40 years * BMI 18.5-25 kg/m2 * No or low NNS consumers (up to 1 can of diet soda per week or 1 sachet of NNS per week) * DEBQ for restraint eating ≤ 3 * Healthy - general good health * Not taking medications that affect metabolism or appetite (i.e. thiazide diuretics, glucocorticoids or beta blockers) * Stable weight, ≤ 5 kg last 12 months * Fasting blood glucose ≤6.0 mmol/L * Willing to comply with the study protocol * No self-reported food allergy or intolerance to foods supplied during the study * The participant is capable of giving written informed consent, which includes compliance with the requirements and restrictions listed in the consent form. * The participant is able to read, comprehend and record information written in English. * A signed and dated written informed consent is obtained from the participant. Exclusion Criteria: * Age under 18 years or over 40 years old. * BMI \>25 kg/m2 and \<18.5kg/m2 * Participants who are not willing to comply with study procedures (including expression of dislike for NNS) * Habitual NNS consumers, \>1 can of diet beverage or \>1 sachet of low calorie sweeteners per week. * Fasting blood glucose measured \> 6 mmol/L * Subjects who are currently dieting and having ceased a diet in \< 4 weeks * DEBQ score for restraint eating \> 3 * Subjects who follow special diets for weight maintenance, such as Atkins Diet, Weight Watchers, gluten-free diet, The Zone diet, Vegetarian Diet, Raw Food Diet etc. * Ve…